GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Fuel and Starter Disabling


Object Number: 627363  Size: FS
Master Electrical Component List
Indicators, Intrusion Detection and Warning
Fuse Block-Underhood Fuse: 47, Fuse Block Cent Console Fuses
Fuse Block-Underhood Fuse: 47, Fuse Block Cent Console Fuses
Fuse Block-Underhood Fuse: 47, Fuse Block Cent Console Fuses
Fuse Block-Underhood Fuse: 47, Fuse Block Cent Console Fuses
Ground G202 - Buick
Ground G202 - Buick
Engine Cranking
Fuel Injectors, Fuel Pump
Data Link Connector (DLC) Schematics
Figure 2:

Indicators, Intrusion Detection and Warning


Object Number: 629482  Size: FS
Master Electrical Component List
Door Switches
Fuel and Starter Disabling
Fuse Block-Underhood Fuse: 47, Fuse Block Cent Console Fuses
Fuse Block-Underhood Fuse: 47, Fuse Block Cent Console Fuses
Data Link Connector (DLC) Schematics
Horns Schematics
03 B Van Exterior Lights Schematics (Park Lamps-Pontiac)
Ground G301 - Buick
Ground G301 - Buick
Ground G302-Buick
Ground G302-Buick
Ground G401, 402 and 403-Buick
Ground G401, 402 and 403-Buick
Figure 3:

Door Switches


Object Number: 629413  Size: FS
Master Electrical Component List
Lift Window, Endgate and Liftgate Switch
Indicators, Intrusion Detection and Warning
Ground G301 - Buick
Ground G301 - Buick
Ground G301 - Buick
Ground G302-Buick
Ground G302-Buick
Ground G302-Buick
Figure 4:

Lift Window, Endgate and Liftgate Switches


Object Number: 828676  Size: FS
Master Electrical Component List
Door Switches
Ground G401, 402 and 403-Buick
Ground G401, 402 and 403-Buick
Ground G401, 402 and 403-Buick